Gardaí belonging to the Criminal Assets Bureau (CAB) have carried out a search operation in Co Galway.
The search on Tuesday was conducted with the assistance of the Regional Armed Support Unit.
It focused on targeting the assets and activities of an individual member of an organised crime gang involved in incidents of burglary and theft of high-end vehicles, plant and machinery across the country.
A house was searched in the Tuam area under a CAB warrant.
Documentation in relation to financial accounts, the purchase of vehicles and relating to real estate property was seized.
A Revenue assessment for approximately €500,000 was served on an individual.